<em ng-show="demos.length == 0">No Demos.</em>
<table ng-hide="demos.length == 0" class="simpletablestyle">
    <tr ng-repeat="demo in demos | orderBy:orderBy">
        <td width="2%">{{demo.id}})</td>
        <td width="20%">{{demo.name}}</td>
        <td width="50%">{{demo.desc}}</td>
        <td><input type="button" ng-click="invoke_demo(demo.id)" name="invoke" value="Invoke"/></td>
    </tr>
</table>
